Home / 3,926.72-5,888.61-1,152.66

Finding the Fourth Proportional to 3,926.72, 5,888.61 and 1,152.66

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Solution

The fourth proportional to 3,926.72, 5,888.61 and 1,152.66 is: 1,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.72 : 5,888.61 = 1,152.66 : x
  2. Step 2: Convert to fraction form
    3,926.72/5,888.61 = 1,152.66/x
  3. Step 3: Cross multiply
    3,926.72x = 5,888.61 × 1,152.66
  4. Step 4: Simplify right side
    3,926.72x = 6,787,565.20
  5. Step 5: Solve for x
    x = 6,787,565.20/3,926.72
  6. Step 6: Final answer
    x = 1,728.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.